Keylogger records changes in text input fields. The Accessibility «Keylogger» must be activated so that the app works. Activation works similarly, as in Android Spy. Here is a tutorial on how to proceed. By using the Accessibility, this app does not need a rooted device to work properly. Please note, that this app doesn't record passwords in password input fields. This app can be used for free.
Required Android version: 4.0 or higher
This Application stores changes in text input fields. Only the user of the mobile phone has access on this data.